User M lab - Electrical Engineering Stack Exchange

7 votes

3 answers

1k views

Why there is no shoot-through in CMOS logic gate?

asked Sep 7, 2020 at 20:49

5 votes

2 answers

2k views

Why don't we use Hall-effect current sensors in DC motor drivers and power supplies?

asked Jan 16, 2023 at 18:24

4 votes

1 answer

472 views

How to drive 7-segment LED display directly from MCU without current limiting resistor?

asked Feb 26, 2023 at 17:40

4 votes

5 answers

1k views

Electric stove place thermostat so far from heater [closed]

asked May 1, 2022 at 18:12

4 votes

5 answers

2k views

Why LED street lamp can parallel LED without damage?

asked Nov 23, 2020 at 15:16

4 votes

1 answer

5k views

How ESP32 auto upload issue has been fixed by adding capacitor?

asked Jun 6, 2021 at 17:43

2 votes

3 answers

389 views

How does input voltage ripple affect output voltage of linear regulator?

asked Oct 19, 2020 at 19:35

2 votes

3 answers

1k views

Can we or should we parallel H-bridge module for increse current?

asked Aug 5, 2020 at 22:23

2 votes

1 answer

187 views

Why does the LM2596 have 1.23V reference voltage instead of 1.235V?

asked Mar 11, 2023 at 16:14

2 votes

1 answer

274 views

How to find optimal resistant value to dissipate energy from RLC circuit?

asked Dec 14, 2021 at 21:06

1 vote

3 answers

760 views

Should we use flat ribbon wire cable for power?

asked Dec 17, 2021 at 2:01

1 vote

1 answer

145 views

Approach for programmable power supply that provide positive and negative voltage

asked Mar 28, 2023 at 15:00

1 vote

1 answer

56 views

Possibillity of reverse polarity of Aluminum Electrolytic Capacitor

asked Mar 3 at 9:27

1 vote

1 answer

871 views

How to charge bootstrap capacitor to achieve 100% duty cycle

asked May 14, 2020 at 12:12

1 vote

1 answer

142 views

Indutor and capacitor selection for DC-DC convertor

asked Sep 17, 2020 at 9:05

1 vote

0 answers

123 views

Why ATMEGA328P U-TH doesn't answer to USBasp but work fine with Arduino as ISP?

asked Apr 30, 2021 at 9:52

1 vote

2 answers

193 views

How DMX512 protocol da daisychain?

asked May 8, 2021 at 17:52

1 vote

1 answer

596 views

Raspi4 missing PTC, 5V over-current and overvoltage protection?

asked Oct 10, 2021 at 9:41

1 vote

1 answer

244 views

Electret microphone: convert sound to current or resistance?

asked Nov 29, 2021 at 9:21

1 vote

1 answer

4k views

Switching power supply repair

asked Nov 27, 2020 at 7:02

1 vote

1 answer

661 views

How this SMPSU start up and working on CC mode?

asked Nov 30, 2020 at 17:42

1 vote

5 answers

326 views

How to test circuit with AC mains voltage?

asked Feb 13, 2021 at 14:37

1 vote

1 answer

364 views

How to control cell balance FET with 5V logic?

asked Feb 18, 2021 at 18:52

0 votes

0 answers

212 views

Dimmig universal motor speed control IGBT or Triac?

asked Feb 19, 2021 at 13:20

0 votes

0 answers

110 views

Effect of PWM mode of DC to DC convertor

asked Mar 12, 2021 at 17:51

0 votes

4 answers

471 views

Why MOSFET switching load effect gate voltage?

asked Apr 11, 2021 at 6:55

0 votes

1 answer

541 views

Does an ATMEGA328P need a crystal oscillator while using ISP?

asked Apr 29, 2021 at 13:56

0 votes

2 answers

130 views

CNC USB keep randomly disconnect while plug Computor notebook to wall plug [closed]

asked Jan 24, 2021 at 22:37

0 votes

1 answer

2k views

What happen when we parallel or series ferrite bead?

asked Nov 30, 2021 at 21:52

0 votes

1 answer

1k views

USB port noise and how to deal with it, or avoid it?

asked Nov 14, 2021 at 11:32

Stack Exchange Network

49 Questions

Why there is no shoot-through in CMOS logic gate?

Why don't we use Hall-effect current sensors in DC motor drivers and power supplies?

How to drive 7-segment LED display directly from MCU without current limiting resistor?

Electric stove place thermostat so far from heater [closed]

Why LED street lamp can parallel LED without damage?

How ESP32 auto upload issue has been fixed by adding capacitor?

How does input voltage ripple affect output voltage of linear regulator?

Can we or should we parallel H-bridge module for increse current?

Why does the LM2596 have 1.23V reference voltage instead of 1.235V?

How to find optimal resistant value to dissipate energy from RLC circuit?

Should we use flat ribbon wire cable for power?

Approach for programmable power supply that provide positive and negative voltage

Possibillity of reverse polarity of Aluminum Electrolytic Capacitor

How to charge bootstrap capacitor to achieve 100% duty cycle

Indutor and capacitor selection for DC-DC convertor

Why ATMEGA328P U-TH doesn't answer to USBasp but work fine with Arduino as ISP?

How DMX512 protocol da daisychain?

Raspi4 missing PTC, 5V over-current and overvoltage protection?

Electret microphone: convert sound to current or resistance?

Switching power supply repair

How this SMPSU start up and working on CC mode?

How to test circuit with AC mains voltage?

How to control cell balance FET with 5V logic?

Dimmig universal motor speed control IGBT or Triac?

Effect of PWM mode of DC to DC convertor

Why MOSFET switching load effect gate voltage?

Does an ATMEGA328P need a crystal oscillator while using ISP?

CNC USB keep randomly disconnect while plug Computor notebook to wall plug [closed]

What happen when we parallel or series ferrite bead?

USB port noise and how to deal with it, or avoid it?